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2026-04-12 - 10:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Apr 12, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13780212968,7sleep30-21swapper/319:07:163
138322118108,7sleep20-21swapper/219:07:552
138242116106,7sleep10-21swapper/119:07:501
13917210898,7sleep00-21swapper/019:09:000
91942670,0sleep30-21swapper/321:25:193
168502630,0sleep00-21swapper/020:35:180
250132620,1sleep30-21swapper/322:35:193
85092590,0sleep20-21swapper/220:55:192
66412570,0sleep06648-21kthreadcore22:50:180
22942550,0sleep20-21swapper/200:10:182
216712550,0sleep00-21swapper/022:35:160
1416899280,27cyclictest0-21swapper/220:46:032
1416399280,27cyclictest0-21swapper/121:34:171
1416399280,27cyclictest0-21swapper/119:38:551
1416899270,26cyclictest0-21swapper/219:24:492
1416899270,26cyclictest0-21swapper/219:12:392
1416399270,26cyclictest0-21swapper/123:24:421
1416399270,26cyclictest0-21swapper/122:22:171
1416399270,26cyclictest0-21swapper/121:23:291
1416399270,26cyclictest0-21swapper/119:41:421
1416399260,25cyclictest0-21swapper/123:03:531
1416399260,25cyclictest0-21swapper/122:45:471
1416399260,25cyclictest0-21swapper/122:36:471
1416399260,25cyclictest0-21swapper/120:47:241
1416399260,25cyclictest0-21swapper/120:26:461
1416399260,25cyclictest0-21swapper/119:48:161
1416399260,25cyclictest0-21swapper/100:28:511
1416399260,25cyclictest0-21swapper/100:00:541
1415699260,25cyclictest0-21swapper/023:07:350
14163992521,3cyclictest0-21swapper/123:15:291
14163992517,7cyclictest0-21swapper/121:54:081
1416399250,24cyclictest0-21swapper/123:31:201
1416399250,24cyclictest0-21swapper/121:59:111
1416399250,24cyclictest0-21swapper/120:18:281
1416399250,24cyclictest0-21swapper/119:34:401
1416399240,23cyclictest0-21swapper/123:28:321
1416399240,23cyclictest0-21swapper/122:58:391
1416399240,23cyclictest0-21swapper/120:06:211
1416399240,23cyclictest0-21swapper/100:13:061
14168992315,7cyclictest16925-21apt-get21:05:122
1416899231,3cyclictest0-21swapper/220:16:372
1416399235,17cyclictest0-21swapper/122:10:121
14163992319,3cyclictest0-21swapper/119:55:091
1416399231,21cyclictest0-21swapper/121:36:231
1416399231,21cyclictest0-21swapper/119:19:451
1416399230,23cyclictest0-21swapper/121:12:041
1416399230,22cyclictest0-21swapper/120:38:191
1416399230,22cyclictest0-21swapper/100:15:211
1416399230,1cyclictest0-21swapper/122:15:121
40232220,0sleep30-21swapper/321:20:193
14168992219,2cyclictest749-21snmpd21:03:492
14168992218,3cyclictest0-21swapper/223:20:412
1416899221,20cyclictest0-21swapper/220:29:192
14163992219,3cyclictest0-21swapper/123:50:171
14163992219,2cyclictest0-21swapper/121:42:201
14163992214,7cyclictest0-21swapper/100:33:061
1416399220,21cyclictest0-21swapper/123:41:561
1416399220,21cyclictest0-21swapper/121:49:201
1416399220,21cyclictest0-21swapper/120:54:251
1416399220,21cyclictest0-21swapper/119:52:311
1415699220,16cyclictest0-21swapper/000:29:170
14168992118,2cyclictest749-21snmpd22:48:142
14168992118,2cyclictest749-21snmpd21:12:322
14168992118,2cyclictest749-21snmpd19:44:302
14168992118,2cyclictest749-21snmpd19:17:012
14168992117,3cyclictest749-21snmpd19:54:042
14168992117,3cyclictest0-21swapper/223:58:282
14168992117,3cyclictest0-21swapper/222:19:592
14168992117,3cyclictest0-21swapper/221:57:532
14168992117,3cyclictest0-21swapper/219:34:212
14168992117,2cyclictest15017-21cat22:00:152
1416899210,3cyclictest0-21swapper/222:55:052
1416899210,3cyclictest0-21swapper/220:36:182
1416899210,3cyclictest0-21swapper/220:33:012
1416899210,3cyclictest0-21swapper/200:20:572
1416899210,20cyclictest0-21swapper/222:21:232
1416899210,20cyclictest0-21swapper/222:14:352
1416899210,20cyclictest0-21swapper/221:43:412
1416899210,20cyclictest0-21swapper/220:54:042
14163992119,2cyclictest0-21swapper/122:33:291
14163992118,2cyclictest0-21swapper/122:40:591
14163992117,3cyclictest0-21swapper/122:53:501
14163992117,3cyclictest0-21swapper/100:24:251
1416399211,19cyclictest0-21swapper/120:57:491
1416399210,20cyclictest0-21swapper/123:36:411
1416399210,20cyclictest0-21swapper/123:36:411
1416399210,20cyclictest0-21swapper/123:08:471
1416399210,20cyclictest0-21swapper/122:29:231
1416399210,20cyclictest0-21swapper/122:01:591
1416399210,20cyclictest0-21swapper/121:08:591
1416399210,20cyclictest0-21swapper/120:02:371
1416399210,20cyclictest0-21swapper/119:25:151
1416399210,20cyclictest0-21swapper/119:12:491
1416399210,20cyclictest0-21swapper/100:38:401
1415699210,20cyclictest0-21swapper/023:38:560
1415699210,20cyclictest0-21swapper/023:38:560
1415699210,20cyclictest0-21swapper/021:56:220
14168992018,1cyclictest749-21snmpd23:53:382
14168992018,1cyclictest749-21snmpd23:31:022
14168992018,1cyclictest749-21snmpd23:13:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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